Edwards · E2M
Leybold D40BC with Edwards EH250 booster — rotary vane, 40 m³/h
Original title: Leybold D40BC Pump, 16830 Adapter w Edwards EH240/E2M40 High Vacuum Booster
Market median (sold): €902 from 10 sales in this family
📍 United Kingdom
🟡 OK with refurb
Suitable for FD440 MAX/FD470; typical refurbishment needed before deployment.
Condition from photo
Visible surface dust and oxidation on pump body; oil level gauge present but condition unclear; mounting frame intact; no obvious leaks or damage.
Likely refurb / add-ons
- Oil change and filter service — €80–120
- Gas-ballast valve inspection/service — €60–100
- Soft-starter (if not present) — €280–350
Watch out for
- Price (€4,675) significantly above recent market median (€902); verify booster c
- Booster nameplate (Edwards EH250) not clearly visible in photos; confirm exact m
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- Oil-sealed rotary vane
- Pumping speed
- ~40 m³/h
- Water-vapour tolerance
- ~280 g/h
- Ultimate vacuum
- ≤ 0.001 mbar
- Source
- eBay
- Listing #
- eBay #267682893631
- Last verified
- Jun 30, 2026
Fits WAVE machines: FD440 MAX, FD470
Price history— Edwards E2M
Median €899 · 1028 observations · €130–€34.195
Recent sales (Edwards E2M)
- €884May 22, 2026Edwards 30 E2M30 Rotary Vane Vacuum Pump 220V #18208
- €930May 22, 2026Edwards E2M28 E2 M28 28 Agilent Rotary Vane Vacuum Pump dual stage
- €920May 19, 2026EDWARDS E2M40 40 2 STAGE HIGH VACUUM PUMP "No Tariffs"
- €791May 15, 2026Edwards E2M28 Dual Stage Rotary Vane Vacuum Pump 220-240v oil warranty M28 28 qs
- €1.116May 7, 2026Edwards E2M28 Dual Stage Rotary Vane Vacuum Pump
- €530May 7, 2026Edwards E2M28 Rotary Vane Vacuum Pump – Dual Stage, High Capacity
- €10.695May 6, 2026Edwards E2M 80 Two Stage Rotary Vacuum Pump w/ Mechanical Booster Model: EH 1200
Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.
Type plate (AI reading)
- Exact model
- D40BC
- Type
- D40BC
- Manufacturer
- Leybold Vakuum GmbH, Bonnerstr. 498, 50968 Köln, Made in Ger
- Ruvac Adapter
- Model 16830
- Gas-ballast
- Present (toggle switch visible on housing)
Auto-extracted from one of the listing photos. Verify on the real unit before purchase.
What to look for on this family
Industrial two-stage oil-sealed. Gas-ballast standard. Older but extremely reliable — look for original spec plate, motor type and recent service log.
Manufacturer datasheet — Edwards E2M
- Bauart
- Industrielle zweistufige ölgedichtete Drehschieberpumpe
- Saugvermögen (50 Hz)
- 18 / 28 / 40 / 80 / 160 / 275 m³/h
- Enddruck
- ≤ 7.5 × 10⁻⁴ mbar
- Wasserdampfverträglichkeit
- sehr hoch (mit Gasballast)
- Ölsorte
- Edwards Ultragrade 19/20
- Hersteller
- Edwards Vacuum
Curated from the manufacturer's official datasheet for this family / model. The specific pump may vary slightly by variant.